/* -*- tab-width: 4 -*- * * Electric(tm) VLSI Design System * * File: JMouseTranslate.java * Written by Gilda Garreton, Sun Microsystems. * * Copyright (c) 2005 Sun Microsystems and Static Free Software * * Electric(tm) is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 3 of the License, or * (at your option) any later version. * * Electric(tm) is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with Electric(tm); see the file COPYING.  If not, write to * the Free Software Foundation, Inc., 59 Temple Place, Suite 330, * Boston, Mass 02111-1307, USA. */package com.sun.electric.plugins.j3d;import com.sun.j3d.utils.behaviors.mouse.MouseTranslate;import javax.vecmath.Vector3d;import java.awt.*;/** * Extending original translate class to allow panning * @author  Gilda Garreton * @version 0.1 */public class JMouseTranslate extends MouseTranslate{    Vector3d extraTrans = new Vector3d();    public JMouseTranslate(Component c, int flags) {super(c, flags);}    void setView(double x, double y)    {        transformGroup.getTransform(currXform);        extraTrans.x = x;        extraTrans.y = -y;        transformX.set(extraTrans);        if (invert) {            currXform.mul(currXform, transformX);        } else {            currXform.mul(transformX, currXform);        }        transformGroup.setTransform(currXform);        transformChanged( currXform );    }    void panning(int dx, int dy)    {        setView(dx*getXFactor(), -dy*getYFactor());    }}